Video mode menu and support stubs.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@23363 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/system/boot/platform/atari_m68k/video.cpp

@@ -0,0 +1,135 @@
+/*
+ * Copyright 2004-2007, Axel Dörfler, axeld@pinc-software.de.
+ * Distributed under the terms of the MIT License.
+ */
+
+
+#include "video.h"
+//#include "mmu.h"
+#include "images.h"
+
+#include <arch/cpu.h>
+#include <boot/stage2.h>
+#include <boot/platform.h>
+#include <boot/menu.h>
+#include <boot/kernel_args.h>
+#include <util/list.h>
+#include <drivers/driver_settings.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+
+//#define TRACE_VIDEO
+#ifdef TRACE_VIDEO
+#	define TRACE(x) dprintf x
+#else
+#	define TRACE(x) ;
+#endif
+
+
+// XXX: use falcon video monitor detection and build possible mode list there...
+
+
+//	#pragma mark -
+
+
+bool
+video_mode_hook(Menu *menu, MenuItem *item)
+{
+	// nothing yet
+#if 0
+	// find selected mode
+	video_mode *mode = NULL;
+
+	menu = item->Submenu();
+	item = menu->FindMarked();
+	if (item != NULL) {
+		switch (menu->IndexOf(item)) {
+			case 0:
+				// "Default" mode special
+				sMode = sDefaultMode;
+				sModeChosen = false;
+				return true;
+			case 1:
+				// "Standard VGA" mode special
+				// sets sMode to NULL which triggers VGA mode
+				break;
+			default:
+				mode = (video_mode *)item->Data();
+				break;
+		}
+	}
+
+	if (mode != sMode) {
+		// update standard mode
+		// ToDo: update fb settings!
+		sMode = mode;
+	}
+
+	sModeChosen = true;
+#endif
+	return true;
+}
+
+
+Menu *
+video_mode_menu()
+{
+	Menu *menu = new(nothrow) Menu(CHOICE_MENU, "Select Video Mode");
+	MenuItem *item;
+
+	menu->AddItem(item = new(nothrow) MenuItem("Default"));
+	item->SetMarked(true);
+	item->Select(true);
+	item->SetHelpText("The Default video mode is the one currently configured "
+		"in the system. If there is no mode configured yet, a viable mode will "
+		"be chosen automatically.");
+
+#if 0
+	menu->AddItem(new(nothrow) MenuItem("Standard VGA"));
+
+	video_mode *mode = NULL;
+	while ((mode = (video_mode *)list_get_next_item(&sModeList, mode)) != NULL) {
+		char label[64];
+		sprintf(label, "%ux%u %u bit", mode->width, mode->height,
+			mode->bits_per_pixel);
+
+		menu->AddItem(item = new(nothrow) MenuItem(label));
+		item->SetData(mode);
+	}
+#endif
+
+	menu->AddSeparatorItem();
+	menu->AddItem(item = new(nothrow) MenuItem("Return to main menu"));
+	item->SetType(MENU_ITEM_NO_CHOICE);
+
+	return menu;
+}
+
+
+//	#pragma mark -
+
+
+extern "C" void
+platform_switch_to_logo(void)
+{
+	// ToDo: implement me
+}
+
+
+extern "C" void
+platform_switch_to_text_mode(void)
+{
+	// ToDo: implement me
+}
+
+
+extern "C" status_t
+platform_init_video(void)
+{
+	// ToDo: implement me
+	return B_OK;
+}
+

src/system/boot/platform/atari_m68k/video.h

@@ -0,0 +1,18 @@
+/*
+** Copyright 2004, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
+** Distributed under the terms of the Haiku License.
+*/
+#ifndef VIDEO_H
+#define VIDEO_H
+
+
+#include <SupportDefs.h>
+
+
+class Menu;
+class MenuItem;
+
+bool video_mode_hook(Menu *menu, MenuItem *item);
+Menu *video_mode_menu();
+
+#endif	/* VIDEO_H */